188464412 has 6 divisors (see below), whose sum is σ = 329812728. Its totient is φ = 94232204.

The previous prime is 188464411. The next prime is 188464433. The reversal of 188464412 is 214464881.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (188464411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23558048 + ... + 23558055.

It is an arithmetic number, because the mean of its divisors is an integer number (54968788).

Almost surely, 2^188464412 is an apocalyptic number.

It is an amenable number.

188464412 is a deficient number, since it is larger than the sum of its proper divisors (141348316).

188464412 is a wasteful number, since it uses less digits than its factorization.

188464412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47116107 (or 47116105 counting only the distinct ones).

The product of its digits is 49152, while the sum is 38.

The square root of 188464412 is about 13728.2341180503. The cubic root of 188464412 is about 573.3367557334.

The spelling of 188464412 in words is "one hundred eighty-eight million, four hundred sixty-four thousand, four hundred twelve".